A network of optical cavities could be used to detect gravitational waves (GWs) in an unexplored range of frequencies, ...

It's the start of a new phase in the lunar cycle tonight, and for now, that means the moon will be getting brighter each night. The lunar cycle is a series of eight phases of the moon. NASA explains ...

The moon is still looking almost full in the sky, but as we move towards the new moon, it'll be getting less visible each night. This is due to the lunar cycle, a series of eight phases of the moon.